See more so you can do even more
Expand your productivity workspace: This vast 23.8” diagonal screen with QHD 2560 X 1440 resolution delivers more onscreen real estate than FHD.
High energy efficiency with clearer, crisper images: With a higher PPI than FHD, this energy efficient monitor produces sharper, clearer details.
Experience seamless views: Work with an uninterrupted view across multiple screens. And, when you use two monitors together, you can increase your productivity by up to 21%.
Product Brochure: Download the PDF for the Dell 24 Monitor - P2421D
Optimize and Organize with Dell Display Manager
Productive at every level: Easy Arrange allows you to easily tile multiple applications across one or more screens with 38 pre-set window partitions and the ability to personalize up to five windows, giving you improved multitasking abilities.
Seamless transitions: The auto-restore feature remembers where you left off, so applications will go back to where you left them, even after you’ve unplugged.
More ways to manage: Asset management reports allow IT managers to quickly capture and track monitor information as well as configure multiple monitors at once through a single setup.
The key to convenience: Shortcut keys can save you time, allowing quick access to commonly used controls that let you work faster.
The features to support productivity
Flexibility for all day comfort: With the ability to tilt, swivel, pivot and adjust the height of your monitor to fit your needs, you can stay comfortable all day.
More screen. Less desk space: The small base takes up less space helping tidy up your desk.
Easy on the eyes: Optimize eye comfort with flicker-free technology and ComfortView, a feature that reduces up to 60% of harmful blue light emissionsi.
Enjoy the view: Experience virtually seamless views with consistent colors across a wide 178°/178° viewing angle with In-Plane Switching (IPS) technology.
Customizable comfort: Tailor your workspace to your specific needs with VESA-compatible mounts and standsi. Simply snap your monitor into place using the Quick Release slots behind the monitor panel for quick and easy installation.
Green thinking for today and tomorrow
Environmental standards: These monitors meet the latest regulatory and environmental standards such as ENERGY STAR®, EPEAT®i, RoHS Compliant, TCO-Certified Display.
Eco-conscious packaging: To reduce our impact on the environment, we promote responsible disposal of our packaging through recycling. What's more, the paper based material in most monitor packaging is made of at least 75% recycled cardboard and as of 2016, is free of Styrofoam.
Energy conservation: Save energy when your monitor’s not in use with PowerNapi, a feature that dims or puts your monitor to sleep when it’s not in use.
Recycled plastics: We reduce our environmental impact with over 75% of our select monitors containing at least 25% post-consumer recycled plastics through Dell’s closed loop recycling program.
Ports & Slots:
1. Power connector | 2. Security-lock slot | 3. Stand lock feature | 4. HDMI 1.4 port | 5. DisplayPort 1.2 | 6. USB 3.0 upstream port | 7. USB 2.0 downstream ports (x2 - rear) | 8. USB 3.0 downstream ports (x2 – side).
1. Power cable | 2. DP cable (DP to DP) | 3. USB 3.0 upstream cable.
LED edgelight system
USB 3.0 Hub
In-Plane switching Technology
2560x1440 at 60Hz
0.2058 mm x 0.2058 mm
300 cd/m2 (typical)
1000: 1 (typical)
8 ms (normal) ; 5 ms (Fast) - (gray to gray)
16.7 Million colors
1 x HDMI 1.4, 1 x DP 1.2
Display Position Adjustments
Height-adjustable stand (130mm), Tilt (-5° to 21°), Swivel (-45° to 45°), Pivot (-90° to 90°)
Antiglare with 3H hardness, 25% Haze
Dimensions (WxDxH) - with stand
21.17 inch x 6.54 inch x 14.02 inch ~19.14 inch
ENERGY STAR certified monitor
EPEAT registered where applicable. EPEAT registration varies by country. See www.epeat.net for registration status by country.
BFR/PVC free monitor (excluding external cables)
Meets NFPA 99 leakage current requirements.
Arsenic-free glass and Mercury-free for the panel only
Energy Gauge shows the energy level being consumed by the monitor in real time.
Dell 24 Monitor - P2421D
LED-backlit LCD monitor / TFT active matrix
USB 3.0 hub
QHD 2560 x 1440 at 60 Hz
Pixel Per Inch
16.7 million colors
8 ms (normal); 5 ms (gray-to-gray)
Horizontal Viewing Angle
Vertical Viewing Angle
Haze 25%, anti-glare 3H hardness
99% sRGB color gamut
21.2 in x 6.5 in x 14 in - with stand
Display Position Adjustments
Height, pivot (rotation), swivel, tilt
VESA Mounting Interface
100 x 100 mm
Security lock slot (cable lock sold separately), PVC free, arsenic free
USB 3.0 Upstream cable
RoHS, NFPA 99, DisplayPort 1.2, HDCP 1.4
AC 120/230 V (50/60 Hz)
Power Consumption Operational
Power Consumption Stand by
Dimensions & Weight
Dimensions & Weight Details
Dimensions & Weight (Shipping)
TCO Certified Displays 8
ENERGY STAR Certified
3 years Advanced Exchange Service, Limited Hardware Warranty and Premium Panel Guarantee.